Science / Chemistry / Accelerator: 1. A substance that makes vulcanization of rubber occur more quickly or at a lower temperature. 2. A substance that makes crosslinking in a polymer occur more quickly or at a lower temperature, e. g., accelerators are added to Super Glue to make it set up quickly.
Entertainment / Photography / Sodium Carbonate: Alkaline accelerator used in many general purpose and print developers. MORE
Entertainment / Photography / Sodium Hydroxide: Highly active alkaline accelerator used in conjunction with hydroquinone to produce high contrast developers. MORE
Entertainment / Photography / Potassium Carbonate: Highly soluble alkaline accelerator used in most general purpose and print developing solutions. MORE
Science / Periodic Table of Elements / Niobium (Nb): Atomic number: 41, Atomic mass: 92.91 g.mol -1, Electronegativity: unknown, Density: 8.4 g.cm-3 at 20°C, Melting point: 2410 °C, Boiling point: 5100 °C, Vanderwaals radius: 0.143 nm, Ionic radius: MORE